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Characterization of the diffraction efficiency of new holographic gratings with a nematic film-polymer-slice sequence structure
ArticleAbstract: We have performed a first characterization of the diffraction efficiency of gratings written in liquPalabras claves:Autores:Alessandro Veltri, Caputo R., Sukhov A.V., Umeton C.P.Fuentes:googlescopusDevelopment of a new kind of switchable holographic grating made of liquid-crystal films separated by slices of polymeric material
ArticleAbstract: We present a new kind of UV-cured holographic grating that consists of polymer slices alternated witPalabras claves:Autores:Alessandro Veltri, Caputo R., De Sio L., Sukhov A.V., Umeton C.P.Fuentes:googlescopusAll-optical switching of holographic gratings made of polymer-liquid- crystal-polymer slices containing azo-compounds
ArticleAbstract: We present the observation of an all-optical switching effect that takes place when a light beam ofPalabras claves:Autores:Alessandro Veltri, De Sio L., Serak S., Tabiryan N.V., Umeton C.P.Fuentes:googlescopusElectro-optic properties of switchable gratings made of polymer and nematic liquid-crystal slices
ArticleAbstract: We report the diffraction properties at wavelengths of 632.8 and 1550 nm for volume transmission graPalabras claves:Autores:Alessandro Veltri, Asquini R., Caputo R., d’Alessandro A., Gizzi C., Sukhov A.V., Umeton C.P.Fuentes:googlescopusNovel permanent and electrically switchable diffraction gratings made of polymeric slides and nematic liquid crystal layers
Conference ObjectAbstract: A POLYCRIPS grating was obtained by filling a 11.5 μm thick cell, made of indium tin oxide (ITO) coaPalabras claves:Autores:Alessandro Veltri, Asquini R., Caputo R., d’Alessandro A., Gizzi C., Umeton C.P.Fuentes:googlescopusPOLICRYPS composite structures: Realization, characterization and exploitation for electro-optical and all-optical applications
ArticleAbstract: The acronym POLICRYPS indicates a nano/micro composite structure made of films of well aligned nematPalabras claves:Composite structures, diffraction gratings, Holographic structures, Liquid crystals, Optical devicesAutores:Alessandro Veltri, Bartolino R., Caputo R., De Sio L., Luca A.D.E., Strangi G., Umeton C.P.Fuentes:googlescopusPOLICRYPS: A liquid crystal composed nano/microstructure with a wide range of optical and electro-optical applications
ArticleAbstract: POLICRYPS (an acronym of polymer liquid crystal polymer slices) is a nano/microcomposite structure mPalabras claves:Liquid crystalline composite materials, Microlasers arrays, Switchable Bragg filters, Switchable holographic gratings, Switchable phase modulatorsAutores:Alessandro Veltri, Asquini R., Beccherelli R., Caputo R., De Sio L., Donisi D., d’Alessandro A., Luca A.D.E., Pezzi L., Strangi G., Sukhov A.V., Tabiryan N.V., Umeton C.P.Fuentes:googlescopusPeriodic and aperiodic liquid crystal-polymer composite structures realized via spatial light modulator direct holography
ArticleAbstract: In this work we present the first realization and characterization of two-dimensional periodic and aPalabras claves:Autores:Barna V., Caputo R., Luca A.D.E., Melissa Infusino, Umeton C.P.Fuentes:googlescopusTwo-wave coupling during the formation of POLICRYPS diffraction gratings: Experimental results theoretical model
ArticleAbstract: In this paper we report the investigation of a beam coupling effect that occurs during the formationPalabras claves:diffraction gratings, Liquid crystals, polymersAutores:Alessandro Veltri, Caputo R., De Sio L., Sukhov A.V., Umeton C.P.Fuentes:googlescopusThe POLICRYPS liquid-crystalline structure for optical applications
ReviewAbstract: We present a review of polymer-liquid crystal-based devices for optical applications. Starting fromPalabras claves:Bragg filter, diffraction grating, electro-optical device, Liquid crystals, POLICRYPSAutores:Alessandro Veltri, Bartolino R., Caputo R., De Sio L., Luca A.D.E., Serak S., Strangi G., Tabiryan N.V., Umeton C.P.Fuentes:googlescopus